ISO endorsement ยท commercial general liability

CG 27 03 Amendment Of Section V - Extended Reporting Periods For Specific Accidents, Products, Work Or Location

Filings
57
latest Oct 6, 2026
Filing companies
52
30 carrier groups
States
11
Latest edition
01 96
Jan 1996

Coverage description

An Insurance Services Office (ISO) standard form. It amends claims-made extended reporting periods when a renewal excludes scheduled accidents, products, work or locations, so reporting periods apply only to claims arising from those excluded items and cannot be cancelled once in effect.

Editions

Edition dates as filed, newest first. Filing counts include every state submission that lists the edition.

EditionFilingsCompaniesStatesFiled
01 96Jan 1996Latest575211Nov 2021 to Oct 2026

What the filings show

  • Edition in use: in the past 12 months, 11 companies filed the 01 96 edition.
  • CG 27 02 (Exclusion of Specific Accidents, Products, Work or Locations (for Use with Cgl Claims- Made Policies)) is filed alongside it most often, in 57 of the same filings (100%).

Filed under

Commercial General Liability 50Commercial Package 4CMP 1Other Liability 1Other other liability 1

Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Oct 2026, excluding withdrawn and rejected filings. One filing can cover several affiliated companies.

Carriers filing this form

The 10 carrier groups with the most filings that include CG 27 03, out of 30 in total.

CarrierFilingsStatesEditions, most filed firstLast filed
Nationwide Corporation Group7 group companies filed it, led by Allied Insurance Company of America and Nationwide Insurance Company of America8301 96Feb 12, 2025
ACP Insurance Mgmt LLC GroupAccelerant National Insurance Company3201 96Dec 8, 2025
Ascot Insurance US Group4 group companies filed it, led by Ascot Insurance Company and AmFed Advantage Insurance Company3301 96Oct 13, 2023
CNA Insurance Group6 group companies filed it, led by American Casualty Company of Reading, Pennsylvania and Continental Casualty Company3301 96Oct 6, 2026
Cincinnati Financial Group3 group companies filed it, led by The Cincinnati Casualty Company and The Cincinnati Indemnity Company3301 96Jan 4, 2023
Markel Corporation GroupState National Insurance Company, Inc.3201 96Jul 3, 2023
Siriuspoint GroupSiriusPoint America Insurance Company3201 96Sep 27, 2024
WR Berkley Corporation Group2 group companies filed it, led by Intrepid Casualty Company and Berkley Casualty Company3201 96Dec 30, 2022
Amtrust Financial Services Group3 group companies filed it, led by First Nonprofit Insurance Company and Republic Fire and Casualty Insurance Company2101 96Feb 8, 2023
BCBS OF MI GroupStar Insurance Company2201 96Oct 30, 2024

How the largest insurers handle CG 27 03

Groups among the largest commercial general liability insurers that filed CG 27 03 or their own version in the past five years.

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States

Number of filings that include CG 27 03 in each state, Oct 2021 to Oct 2026. Darker states have more filings.

Tennessee: 0 filingsTNAlabama: 0 filingsALFlorida: 0 filingsFLGeorgia: 0 filingsGAOklahoma: 0 filingsOKSouth Carolina: 19 filingsSC19Arkansas: 0 filingsARMissouri: 0 filingsMOIndiana: 0 filingsINLouisiana: 0 filingsLAOhio: 0 filingsOHWisconsin: 0 filingsWITexas: 0 filingsTXKentucky: 0 filingsKYIowa: 0 filingsIAKansas: 0 filingsKSMississippi: 0 filingsMSNorth Carolina: 0 filingsNCNebraska: 0 filingsNESouth Dakota: 0 filingsSDMontana: 0 filingsMTNew Hampshire: 0 filingsNHVirginia: 0 filingsVAArizona: 0 filingsAZPennsylvania: 0 filingsPARhode Island: 1 filingRI1Michigan: 0 filingsMIAlaska: 0 filingsAKDistrict of Columbia: 0 filingsDCIdaho: 0 filingsIDMaryland: 0 filingsMDWest Virginia: 0 filingsWVUtah: 0 filingsUTWyoming: 2 filingsWY2Delaware: 0 filingsDENew Mexico: 1 filingNM1Colorado: 2 filingsCO2Connecticut: 0 filingsCTMaine: 0 filingsMENorth Dakota: 0 filingsNDIllinois: 3 filingsIL3Minnesota: 0 filingsMNNew Jersey: 0 filingsNJNew York: 0 filingsNYMassachusetts: 0 filingsMAWashington: 5 filingsWA5Oregon: 1 filingOR1Vermont: 1 filingVT1California: 21 filingsCA21Nevada: 1 filingNV1Hawaii: 0 filingsHI
FewerMore filingsNone

Often filed with

Standard-style form numbers that appear in the same filings most often.

  • CG 27 02Exclusion of Specific Accidents, Products, Work or Locations (for Use with Cgl Claims- Made Policies)57 filings
  • CG 20 14Additional Insured - Users of Teams, Draft or Saddle Animals56 filings
  • CG 21 34Exclusion - Designated Work (for Use with Cgl and Products Policies)56 filings
  • CG 21 39Contractual Liability Limitation (for Use with Cgl and Products Policies)56 filings
  • CG 24 07Products/Complete D Operations Hazard Redefined (for Use with Cgl and Products Policies)56 filings
  • CG 03 00Deductible Liability Insurance (for Use with Cgl and Products Policies)55 filings
  • CG 20 02Additional Insured - Club Members55 filings
  • CG 20 25Additional Insured - Elective or Appointive Executive Officers of Public Corporations55 filings
  • CG 21 38Exclusion - Personal and Advertising Injury55 filings
  • CG 22 81Exclusion - Erroneous Delivery or Mixture and Resulting Failure of Seed to Germinate - Seed Merchants55 filings

Recent filings

Latest filings that include this form number. Filed copies open in FilingFocus.

SubmittedCompanyStateEditionsTracking number
Oct 6, 2026American Casualty Company of Reading, Pennsylvaniaand 5 moreCA01 96CNAB-135091690
Jun 17, 2026Atlantic Specialty Insurance CompanyNM01 96BEAC-134983795
Mar 20, 2026American Casualty Company of Reading, Pennsylvaniaand 5 moreCO01 96CNAB-134872676
Feb 24, 2026American Casualty Company of Reading, Pennsylvaniaand 5 moreSC01 96CNAB-134851008
Feb 6, 2026Crum and Forster Indemnity CompanyCA01 96CRUM-134831877
Dec 9, 2025Universal North America Insurance CompanySC01 96UNAC-134760136
Dec 8, 2025Accelerant National Insurance CompanyCA01 96MRTN-134722366
Nov 12, 2025Clear Blue Insurance CompanyCA01 96MRTN-134668825
May 7, 2025Universal Fire and Casualty Insurance CompanySC01 96UFCI-134524607
Apr 11, 2025Accelerant National Insurance CompanyCA01 96SPRO-G134321286
Mar 12, 2025HDI Global Insurance CompanySC01 96GRLL-134450809
Feb 12, 2025National Casualty CompanyCA01 96NWPP-134413652

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